Install The Vent System - Superior Fireplaces DRL2000 Series Installation And Operation Instruction Manual

Innovative Hearth Products
DRL2000 & DRL3500 Series Direct-Vent Gas Fireplaces
Clearance to combustibles
Maintain the minimum clearance to combustibles (e.g., framing,
attic, ceiling insulation, etc.). For all vertical runs:
NOTE: Attic insulation shield (H3907, see Page 29) must be
installed when blown or loose-fill insulation is used, and is
required for all attic installations. For all horizontal/inclined runs:

Install the Vent System

11.
Install the Vertical Termination Vent System
These instructions should be used as a guideline and do not supersede local codes in any way. Install venting with
the most restrictive requirements as outlined in these instructions, local codes, these instructions,, the current
National Fuel Gas Code (ANSI-Z223.1) in the USA or the current standards of CAN/CGA-B149.1 in Canada .
Ensure clearances are in accordance with local installation codes and the requirements of the gas supplier.
Vertical vent systems terminate through the roof. The minimum vent height above the roof and/or adjacent walls is
specified in ANSI Z223.1 (In Canada, the current CAN/CGA-B149.1 installation code) by major building codes. Always
consult your local codes for specific requirements. A general guide to follow is the gas vent rule (Table 6, Page 13).
The following figures and their associated vertical vent tables illustrate the various configurations that are possible
for use with these fireplaces. Secure Vent
A table summarizes each configuration's minimum and maximum vertical and horizontal length parameters for a
variety of applications.
1. Refer to Figure 24, and Tables 17 - 18 on Pages 31 - 32 to select the type of vertical installation desired. Elbows
f i r e - p a r t s . c o m
Vertical (Straight) Installation
1. Determine the number of straight vent sections required—See Effective Vent Length on Pages 25 - 27 for
Figure 19 - Vertical (Straight) Installation
28
Dégagement conforme aux codes d'installa tion locaux et aux exigences du foumisseunde gaz.
are available in 90° and 45° configurations. Refer to Figure 17 on Page 25 for the SV4.5E45 and SV4.5E90
elbow dimensional specifications.
more information. Plan the vent lengths so that a joint does not occur at the intersection of ceiling or roof joists.
1" (26 mm) Minimum
Clearance to Combustibles
Attic Insulation Shield
Cat. # H3907 (required)
SV4.5VF
Firestop/Spacer*
*When using Secure Flex,
use Firestop/Spacer
Max. 60 ft
SF4.5VF.
(18.3 m)
SV4.5L6/12/24/36/48
Vent Sections
pipe is shown in these figures; Secure Flex
®
SV4.5CGV-1 Termination
SV4.5FA or SV4.5FB Flashing
AND SV4.5SC Storm Collar
900994-00K, 07/2021
• 1" (26 mm) from all sides
• 3" (77 mm) from the top
• 1" (26 mm) from the sides
• 1" (26 mm) from the bottom
pipe may also be used.
®
Installation